<template>
    <div>
      <city-header></city-header>
      <city-search :cities="cities"></city-search>
      <city-list :cities="cities" :hot="hotCities" :letterData="letter"></city-list>
      <city-alphabet :cities="cities" @change="changeData"></city-alphabet>
    </div>
</template>

<script>
import axios from "axios";

import CityHeader from "./components/Header";
import CitySearch from "./components/Search";
import CityList from "./components/List";
import CityAlphabet from "./components/Alphabet";

export default {
  name: "City",
  components: {
    CityHeader,
    CitySearch,
    CityList,
    CityAlphabet
  },
  data() {
    return {
      cities: {},
      hotCities: [],
      letter: ''
    };
  },
  methods: {
    getCityInfo: function() {
      axios
        .get("/api/city.json")
        .then(this.getCityData)
        .catch(res => {
          console.log(res);
        });
    },
    getCityData: function(res) {
      res = res.data;
      console.log("城市数据", res);
      if (res.ret && res.data) {
        const data = res.data;
        this.cities = data.cities;
        this.hotCities = data.hotCities;
      }
    },
    changeData: function(letter) {
      this.letter = letter;
    }
  },
  mounted() {
    this.getCityInfo();
  }
};
</script>

<style lang="stylus" scoped>
</style>
